package com.pf.java;

/**
 * @author pf
 * @data 2021/10/28-10:22
 */
public class test {



    public static void main(String[] args) {
        for (int i=1;i < 4 ;i++)
            for(int j=1;j < 4; j++){
                System.out.println(1);
            }
    }

}
